Looking for no-prep Arbor Day Math or a 7th Grade Math Spiral Review Activity? This 7th Grade Constant of Proportionality Activity reinforces identifying the constant from tables, equations, and graphs by writing equations in the form y = kx—with 20 self-checking problems that unlock a mystery image. Perfect for celebrating Arbor Day and supporting 7th Grade Math Spiral Review. ❗⭐ BONUS: Includes an Arbor Day Word search—Easy, Medium, and Hard versions—Arbor Day Coloring pages, and a 5th grade